May Weather in Selaphum, Thailand

Last updated: August 27, 2025

In May, the average temperature in Selaphum, Thailand is a warm 30°C (85°F), with a comfortable minimum of 18°C (65°F) and a sizzling maximum of 40°C (104°F). Expect 151 mm (6.0 in) of precipitation spread across approximately 19 days, contributing to an average humidity of 71% that adds to the tropical feel of the month.

May Temperature in Selaphum

In May in Selaphum, the average temperature is 30°C (85°F). Maximums can reach 40°C (104°F), and minimums can be as low as 18°C (65°F). Be prepared for warm weather and pack accordingly for both the heat and cooler evenings.

May Weather in Selaphum: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Selaphum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Selaphum, May typically has an average temperature of 30°C (85°F), with highs reaching up to 40°C (104°F) and lows dropping to around 18°C (65°F).

Data source: Temperature data for Selaphum generated using information from the Copernicus Climate Change Service.

May Precipitation in Selaphum

In Selaphum in May, the precipitation amount is 151 mm (6.0 in) over the course of 19 days.

May Precipitation Trends in Selaphum

The chart displays monthly precipitation patterns in Selaphum, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Selaphum, May typically receives around 151 mm (6.0 inches) of precipitation spread over approximately 19 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Selaphum

In Selaphum in May humidity is 71%. With an average temperature of 30°C (85°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities feel more intense and requiring frequent breaks to stay hydrated.

May Average Humidity in Selaphum

This chart illustrates the average monthly humidity levels in Selaphum, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Selaphum is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Selaphum

In Selaphum in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Selaphum.

Maximum UV Index Levels in Selaphum for May

The chart shows the monthly maximum UV Index (UVI) for Selaphum in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Selaphum typically reaches 15, which falls under the extreme exposure category.

Data source: Selaphum May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How May Weather in Selaphum Compares to Other Months

Weather in Selaphum varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Selaphum, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Selaphum, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	3 mm (0.1 inches)	56%	very high
February Weather	25°C (78°F)	9 mm (0.4 inches)	50%	extreme
March Weather	29°C (84°F)	35 mm (1.4 inches)	41%	extreme
April Weather	29°C (85°F)	62 mm (2.4 inches)	44%	extreme
May Weather	30°C (85°F)	151 mm (6.0 inches)	71%	extreme
June Weather	29°C (85°F)	165 mm (6.5 inches)	83%	extreme
July Weather	29°C (84°F)	300 mm (11.8 inches)	87%	extreme
August Weather	28°C (83°F)	240 mm (9.5 inches)	90%	extreme
September Weather	28°C (83°F)	296 mm (11.7 inches)	89%	extreme
October Weather	27°C (81°F)	165 mm (6.5 inches)	83%	extreme
November Weather	26°C (79°F)	27 mm (1.1 inches)	74%	very high
December Weather	24°C (76°F)	6 mm (0.2 inches)	68%	very high